a somber president obama hailed mandela as a leader who changed the world for the better. >> we've lost one of the most influential, pro foundly good human beings any of us will share time with on this earth. he no longer belongs to us. he belongs to the ages. >> mandela spent 27 years in prison set free in 1990, won the nobel peace prize in 1993 helping to lead south africa out of white-only rule and went on to win the presidency the next year, serving until 1999. he battled health issues with hospitalizations. starting tomorrow all flags in south africa will be flown at half staff. the white house says president obama will attend. they broke out in song outside of his home. the crowd gathered quickly after hearing news of the death. the crowd has been chanting and dancing some wearing the flag to celebrate what he did for the country. >> a new statue with fists raised in triumph is lit up in washington, d.c. every living american president is expected to attend mandela's funeral. >> new york's famed apollo theater is honoring the south african leader. a music hall changed it's marquis